math
posted by polly on .
show me how do find volume i know it is base x height but then what? example 20 cm wide 17cm high and how do i bring it to nearest cubic unit. I am in 6th grade. thank you

You seem to be missing one measurement. For volume, you need the width, length, and height.
http://library.thinkquest.org/20991/geo/solids.html 
length x width x height